Patent holdings for IPC class G11B 27/11

Total number of patents in this class: 653

10-year publication summary

18
28
28
46
69
68
54
40
43
17
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
Sony Corporation
43781
88
Koninklijke Philips Electronics N.V.
25833
54
Matsushita Electric Industrial Co., Ltd.
13051
19
International Business Machines Corporation
73710
16
Samsung Electronics Co., Ltd.
105375
14
Thomson Licensing S.A.
1304
12
Microsoft Technology Licensing, LLC
47537
11
CustomPlay LLC
31
11
Google LLC
30575
11
Apple Inc.
37123
10
Warner Bros. Entertainment Inc.
2158
9
Verizon Patent And Licensing Inc.
5272
9
DivX, LLC
236
9
Sharp Corporation
14010
8
Digital Ally, Inc.
73
8
Yieldbot Inc.
40
8
Thomson Licensing
4819
7
Data Scape Ltd.
25
7
LG Electronics Inc.
59921
6
U.S. Philips Corporation
1156
6
Other owners 330